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Finding the Fourth Proportional to 110,135.92, 164,038.16 and 109,598.92

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Solution

The fourth proportional to 110,135.92, 164,038.16 and 109,598.92 is: 163,238.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,135.92 : 164,038.16 = 109,598.92 : x
  2. Step 2: Convert to fraction form
    110,135.92/164,038.16 = 109,598.92/x
  3. Step 3: Cross multiply
    110,135.92x = 164,038.16 × 109,598.92
  4. Step 4: Simplify right side
    110,135.92x = 17,978,405,174.79
  5. Step 5: Solve for x
    x = 17,978,405,174.79/110,135.92
  6. Step 6: Final answer
    x = 163,238.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.